Why Join Instant Checkout?

• Organic discovery in ChatGPT searches – no ads needed
• Seamless in-chat purchases: Shoppers buy without leaving ChatGPT
• Retain full control: You’re the merchant of record
• Pay only on sales (small transaction fee)
• Powered by Agentic Commerce Protocol – future-proof

Prerequisites

✅ US Business Entity

Currently available only for US merchants. International expansion coming soon.

✅ Existing Store/Checkout

No Shopify needed! Use any platform with Stripe or compatible payments.

✅ Product Catalog

Ready to export as CSV/TSV/JSON/XML.

✅ Developer Access

Basic integration required (docs provided).

Step 1: Apply in 2 Minutes

Visit the Merchant Portal

Go to chatgpt.com/merchants

Fill the Form

• Select Primary Product Categories (e.g., Apparel, Electronics)
• Choose interests: Product Feed and/or Checkout Integration
• Submit!

Await Approval

OpenAI reviews on a rolling basis. You’ll get an email with next steps.

Step 2: Integrate After Approval

1. Product Feed

• Format catalog: Required fields like id, title, price, link
• Formats: CSV, TSV, XML, JSON
• Push to your secure HTTPS endpoint (provided by OpenAI)
• Full Specs →

2. Checkout via ACP

• Implement Agentic Commerce Protocol
• Stripe users: 1 line of code!
• Others: Use Shared Payment Tokens
• Handle orders in your backend
• ACP Docs →

3. Test & Launch

• OpenAI validates feed
• Test purchases in ChatGPT
• Go live – products appear organically!

Resources

Apply

chatgpt.com/merchants

Product Feed

Specs

ACP Integration

Docs

Preview

Demo

Help

Support

FAQ

Do I need Shopify?

No! This tutorial is for non-Shopify merchants. Shopify users are auto-eligible.

Costs?

Free to join. Small fee per successful sale only.

International?

US-only for now. Expansion planned for 2026.

How long to approval?

Rolling basis – typically days to weeks.